﻿body, td
{
    margin: 3px;
    padding: 3px;
    font-family: Arial;
    font-size: 16px;
    vertical-align: top;
    border: 0px solid #000;
}

.main
{
    width: 100%;
    height: 100%
}

.border_td
{
    width: 17%;
}

.center_td
{
    width: 66%;
}